Jamie Lynn Spears is 20.

Maya Angelou is 83.

Craig T. Nelson is 67.

Christine Lahti is 61.

Steve Gatlin of the Gatlin Brothers is 60.

David E. Kelley is 55.

Hugo Weaving is 51.

David Cross is 47.

Robert Downey Jr. is 46.

Josh Todd of Buckcherry is 40.

Jill Scott is 39.

David Blaine is 38.

Kelly Price is 38.

James Roday is 35.

Natasha Lyonne is 32.